- 重点词汇
- wasv. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 );在,存在;不受干扰;
- basketball team[体]篮球队;
- doingn.做;不能接受;难以完成;事件;
- sessionn.会议;开庭;一段时间;学年;
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
- entireadj.全部的,整个的;
- drilln.钻头;练习;演戏;训练;常规;粗斜纹布;条播沟;
- forconj.因为,由于;
- practicen. 练习;实践,做法;(医生或律师的)业务;惯例;
- 相关例句
It can be extensively applied to tubing string for oil production technology.
可广泛应用于油水井增产增注工艺管柱上.
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OPEC expected at the meeting will be announced reduction in oil production.
市场预计欧佩克将在会上宣布下调石油产量.
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The mechanisms and characteristics for the polyglycol-based drilling fluid have been reviewed.
综述了聚合醇(多元醇)钻井液的作用机理和特点.
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Solid control on drilling fluid is an essential technique for under-balanced drilling.
钻井液固相控制是欠平衡钻井成败的关键技术之一.
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This drilling fluid meets the requirements of aerated drilling technology.
该钻井液可满足充气工艺要求.此外,该钻井液密度连续可调.
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This article introduce a kind of mechanical and electric combined drive drill rig.
介绍了一种机电复合驱动石油钻机.
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本文着重介绍了钻机的结构特点 、 试验情况、主要技术参数等.
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The crease-resistant detergent is suitaBle for all materials that creases easily.
防皱洗涤剂适用于任何易皱面料.
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Are fixtures, ducts , and overhead pipes installed to prevent drippage into product and materials?
是否有吊顶管路等装置来防止凝聚滴水污染产品和材料?
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